xref: /aosp_15_r20/build/bazel/flags/common.bzl (revision 7594170e27e0732bc44b93d1440d87a54b6ffe7c)
1# Copyright (C) 2022 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#     http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15def is_env_true(value):
16    """return the truthiness of the value of an environment variable
17
18    Args:
19        value (str): the environment variable value to test
20    Returns:
21        if the value is truthy
22    """
23    return value != None and value.lower() in ["1", "y", "yes", "on", "true"]
24